221619213584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{729010571}}^1$

素因数の和:729010598

約数の個数: 20

約数和(自身を含む): 451986554640

約数和(自身を除く): 230367341056

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 729010571, 1458021142, 2916042284, 5832084568, 11664169136, 13851200849, 27702401698, 55404803396, 110809606792, 221619213584]

約数ペア:

[(1, 221619213584), (2, 110809606792), (4, 55404803396), (8, 27702401698), (16, 13851200849), (19, 11664169136), (38, 5832084568), (76, 2916042284), (152, 1458021142), (304, 729010571)]